DE60200082D1 - Kreuzgekoppelter Differenzverstärker - Google Patents

Kreuzgekoppelter Differenzverstärker

Info

Publication number
DE60200082D1
DE60200082D1 DE60200082T DE60200082T DE60200082D1 DE 60200082 D1 DE60200082 D1 DE 60200082D1 DE 60200082 T DE60200082 T DE 60200082T DE 60200082 T DE60200082 T DE 60200082T DE 60200082 D1 DE60200082 D1 DE 60200082D1
Authority
DE
Germany
Prior art keywords
cross
differential amplifier
coupled differential
coupled
amplifier
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60200082T
Other languages
English (en)
Inventor
Arshad Madni
Mark Mudd
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Microchip Technology Caldicot Ltd
Original Assignee
Zarlink Semiconductor Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zarlink Semiconductor Ltd filed Critical Zarlink Semiconductor Ltd
Application granted granted Critical
Publication of DE60200082D1 publication Critical patent/DE60200082D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements in emitter-coupled or cascode amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H03F3/45085—Long tailed pairs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/372—Noise reduction and elimination in amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DE60200082T 2001-01-24 2002-01-08 Kreuzgekoppelter Differenzverstärker Expired - Lifetime DE60200082D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0101784A GB2371697A (en) 2001-01-24 2001-01-24 Scaled current sinks for a cross-coupled low-intermodulation RF amplifier

Publications (1)

Publication Number Publication Date
DE60200082D1 true DE60200082D1 (de) 2003-12-18

Family

ID=9907381

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60200082T Expired - Lifetime DE60200082D1 (de) 2001-01-24 2002-01-08 Kreuzgekoppelter Differenzverstärker

Country Status (7)

Country Link
US (1) US6876843B2 (de)
EP (1) EP1231709B1 (de)
JP (1) JP2002261552A (de)
KR (1) KR20020062831A (de)
CA (1) CA2368313A1 (de)
DE (1) DE60200082D1 (de)
GB (1) GB2371697A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040127172A1 (en) * 2002-12-27 2004-07-01 Agere Systems Inc. Phase-error suppressor and a method of suppressing phase-error
US6781467B2 (en) * 2003-01-24 2004-08-24 Qualcomm Incorporated High linearity low noise amplifier
US6982588B1 (en) * 2004-06-16 2006-01-03 Texas Instruments Incorporated Inverse function method for semiconductor mixer linearity enhancement
US7379711B2 (en) * 2004-07-30 2008-05-27 Paratek Microwave, Inc. Method and apparatus capable of mitigating third order inter-modulation distortion in electronic circuits
EP1713178B1 (de) * 2005-04-14 2008-07-02 STMicroelectronics S.r.l. Verstärker mit veränderlichem Verstärkungsfaktor mit hoher Linearität gegenüber Veränderungen des Verstärkungsfaktors
US8606321B2 (en) * 2009-04-09 2013-12-10 Alcatel Lucent High-selectivity low noise receiver front end
US9258651B2 (en) * 2013-10-17 2016-02-09 Turtle Beach Corporation Transparent parametric transducer and related methods
CN111294003B (zh) * 2020-02-17 2023-05-12 电子科技大学 一种新型宽可变增益低相移可变增益放大器
US11791777B2 (en) * 2020-08-19 2023-10-17 Kyocera International Inc. Wideband amplifier linearization techniques

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2073498B1 (de) * 1969-12-25 1974-04-26 Philips Nv
JPS5424601Y2 (de) * 1973-09-11 1979-08-20
JPS5634207A (en) * 1979-08-30 1981-04-06 Toshiba Corp Differential amplifier
JPH0642614B2 (ja) * 1987-06-11 1994-06-01 株式会社日立製作所 ミクサ回路
GB2223902A (en) * 1988-10-14 1990-04-18 Philips Electronic Associated Transconductance amplifier
DE4004135A1 (de) * 1990-02-10 1991-08-14 Thomson Brandt Gmbh Frequenzgangkompensierte schaltung
JPH07105670B2 (ja) * 1990-08-30 1995-11-13 三洋電機株式会社 増幅回路
EP0503628A3 (en) * 1991-03-13 1993-01-13 Nec Corporation Multiplier and squaring circuit to be used for the same
US5463354A (en) * 1991-12-31 1995-10-31 Square D Company Proximity switches including long tail pair with emitter follower feedback
JPH06143005A (ja) * 1992-10-30 1994-05-24 Nippei Toyama Corp 心押台
US5379457A (en) * 1993-06-28 1995-01-03 Hewlett-Packard Company Low noise active mixer
GB9318883D0 (en) * 1993-09-10 1993-10-27 Taylor David Godiver
JPH09121124A (ja) * 1995-10-25 1997-05-06 Fujitsu Ltd ダブルバランス型ミキサ回路
GB9906026D0 (en) * 1999-03-16 1999-05-12 Mitel Semiconductor Ltd An amplifier circuit arrangement
GB2364190A (en) * 2000-05-12 2002-01-16 Mitel Semiconductor Ltd Low noise rf amplifier with good input impedance matching using two tranconductance stages and feedback
FR2818465B1 (fr) * 2000-12-14 2003-03-07 St Microelectronics Sa Amplificateur compact a gain ajustable
GB0121216D0 (en) * 2001-09-01 2001-10-24 Zarlink Semiconductor Ltd "Radio frequency amplifier and television tuner"

Also Published As

Publication number Publication date
GB0101784D0 (en) 2001-03-07
EP1231709B1 (de) 2003-11-12
JP2002261552A (ja) 2002-09-13
KR20020062831A (ko) 2002-07-31
EP1231709A1 (de) 2002-08-14
US6876843B2 (en) 2005-04-05
GB2371697A (en) 2002-07-31
CA2368313A1 (en) 2002-07-24
US20020137486A1 (en) 2002-09-26

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Legal Events

Date Code Title Description
8332 No legal effect for de